We found that friend of yours tanis and we beat her for HOURS, and pried the vault key out of her broken fingers......but we didn't kill her, we let her live, because that's what heroes do, we show mercy.

This was how Ripley's power loader worked for the long camera shots. There was a big dude wearing the suit under Sigourney Weaver, although I think because of its ungainly center-of-gravity, the suit had support cables so it doesn't topple onto the floor.